149944624 has 40 divisors (see below), whose sum is σ = 309542688. Its totient is φ = 70118400.

The previous prime is 149944621. The next prime is 149944631. The reversal of 149944624 is 426449941.

It is not an unprimeable number, because it can be changed into a prime (149944621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43774 + ... + 47074.

Almost surely, 2^149944624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149944624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154771344).

149944624 is an abundant number, since it is smaller than the sum of its proper divisors (159598064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149944624 is a wasteful number, since it uses less digits than its factorization.

149944624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3493 (or 3487 counting only the distinct ones).

The product of its digits is 248832, while the sum is 43.

The square root of 149944624 is about 12245.1877894951. The cubic root of 149944624 is about 531.2638923426.

The spelling of 149944624 in words is "one hundred forty-nine million, nine hundred forty-four thousand, six hundred twenty-four".